Base | Representation |
---|---|
bin | 1110101010011… |
… | …1010000100000 |
3 | 11021201122120020 |
4 | 3222213100200 |
5 | 111221034441 |
6 | 10034113440 |
7 | 1344522366 |
oct | 352472040 |
9 | 137648506 |
10 | 61502496 |
11 | 31797810 |
12 | 1871b880 |
13 | c984b13 |
14 | 824d636 |
15 | 55ece66 |
hex | 3aa7420 |
61502496 has 96 divisors (see below), whose sum is σ = 177811200. Its totient is φ = 18458880.
The previous prime is 61502489. The next prime is 61502531. The reversal of 61502496 is 69420516.
It is a tau number, because it is divible by the number of its divisors (96).
It is a Harshad number since it is a multiple of its sum of digits (33).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146575 + ... + 146993.
It is an arithmetic number, because the mean of its divisors is an integer number (1852200).
Almost surely, 261502496 is an apocalyptic number.
61502496 is a gapful number since it is divisible by the number (66) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 61502496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88905600).
61502496 is an abundant number, since it is smaller than the sum of its proper divisors (116308704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61502496 is a wasteful number, since it uses less digits than its factorization.
61502496 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 582 (or 574 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 33.
The square root of 61502496 is about 7842.3527082120. The cubic root of 61502496 is about 394.7276785597.
It can be divided in two parts, 6150 and 2496, that added together give a triangular number (8646 = T131).
The spelling of 61502496 in words is "sixty-one million, five hundred two thousand, four hundred ninety-six".
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